Home / 7,731,850.80-10,669,978.80-4,294,091.64

Finding the Fourth Proportional to 7,731,850.80, 10,669,978.80 and 4,294,091.64

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Solution

The fourth proportional to 7,731,850.80, 10,669,978.80 and 4,294,091.64 is: 5,925,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,850.80 : 10,669,978.80 = 4,294,091.64 : x
  2. Step 2: Convert to fraction form
    7,731,850.80/10,669,978.80 = 4,294,091.64/x
  3. Step 3: Cross multiply
    7,731,850.80x = 10,669,978.80 × 4,294,091.64
  4. Step 4: Simplify right side
    7,731,850.80x = 45,817,866,764,057.23
  5. Step 5: Solve for x
    x = 45,817,866,764,057.23/7,731,850.80
  6. Step 6: Final answer
    x = 5,925,860.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.